2278376922560 has 112 divisors (see below), whose sum is σ = 5601816299520. Its totient is φ = 881728926720.

The previous prime is 2278376922559. The next prime is 2278376922571. The reversal of 2278376922560 is 652296738722.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2278376922560.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42222317 + ... + 42276243.

It is an arithmetic number, because the mean of its divisors is an integer number (50016216960).

Almost surely, 2^{2278376922560} is an apocalyptic number.

2278376922560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2278376922560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2800908149760).

2278376922560 is an abundant number, since it is smaller than the sum of its proper divisors (3323439376960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2278376922560 is a wasteful number, since it uses less digits than its factorization.

2278376922560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58234 (or 58224 counting only the distinct ones).

The product of its (nonzero) digits is 30481920, while the sum is 59.

The spelling of 2278376922560 in words is "two trillion, two hundred seventy-eight billion, three hundred seventy-six million, nine hundred twenty-two thousand, five hundred sixty".